Home / 33,247,815.60-49,903,216.20-20,493,231.60

Finding the Fourth Proportional to 33,247,815.60, 49,903,216.20 and 20,493,231.60

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Solution

The fourth proportional to 33,247,815.60, 49,903,216.20 and 20,493,231.60 is: 30,759,258.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247,815.60 : 49,903,216.20 = 20,493,231.60 : x
  2. Step 2: Convert to fraction form
    33,247,815.60/49,903,216.20 = 20,493,231.60/x
  3. Step 3: Cross multiply
    33,247,815.60x = 49,903,216.20 × 20,493,231.60
  4. Step 4: Simplify right side
    33,247,815.60x = 1,022,678,167,171,472
  5. Step 5: Solve for x
    x = 1,022,678,167,171,472/33,247,815.60
  6. Step 6: Final answer
    x = 30,759,258.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.